Properties of the Number 68545

Sixty-Eight Thousand Five Hundred Forty-Five

Basics

Value: 68544 → 68545 → 68546

Parity: odd

Prime: No

Previous Prime: 68543

Next Prime: 68567

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 5 × 13709

Divisors: 1, 5, 13709, 68545

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000101111000001

Octal: 205701

Duodecimal: 33801

Hexadecimal: 10bc1

Square: 4698417025

Square Root: 261.8110005328271

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Number of partitions of n such that (greatest part) - (least part) >= number of parts. A237834

Revert transform of 2·x*(1 - x + x² - x³)-x/(1+x). A49173

Numbers n such that n*τ(n)>3·prime(n). A68545

Number of length 2+5 0..n arrays with some disjoint triples in each consecutive six terms having the same sum. A248070